506 W 140 Street - 24301
Multifamily Housing in New York City, NY · 506 W 140 Street · 10031
At a glance
506 W 140 Street - 24301 is a 27,913-square-foot multifamily housing building in New York City, New York, built in 1912. In its 2024 New York City benchmarking disclosure it reported an ENERGY STAR score of 62 out of 100 (grade C), a site energy-use intensity of 90.0 kBtu/ft² and 156 tCO₂e of greenhouse-gas emissions. That score is higher than 42% of the 22,829 scored multifamily housing buildings in New York City.
Local Law 84 (LL84) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 62 (band C) |
| Site EUI | 90.0 kBtu/ft² |
| Source EUI | 117.8 kBtu/ft² |
| GHG emissions | 156 tCO₂e |
| GHG intensity | 5.6 kgCO₂e/ft² |
| Electricity | 108,654 kWh |
| Natural gas | 21,420 therms |
| Water use | 3,530 kgal |
| Gross floor area | 27,913 sq ft |
| Source record | nyc:7059918:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 62 | +12 | 90.0 kBtu/ft² | 156 tCO₂e |
| 2023 | 50 | +10 | 96.9 kBtu/ft² | 165 tCO₂e |
| 2022 | 40 | 114.6 kBtu/ft² | 168 tCO₂e |
Compliance context
Local Law 84 (LL84)
Under Local Law 97, buildings over 25,000 sq ft face carbon caps with fines of $268 per metric ton of CO₂e over the limit, phasing in from 2024.
Ownership
No owning organisation shown. Names of private individuals in the disclosure are not published here.
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Location
- Address
- 506 W 140 Street
- City
- New York City
- State
- New York
- ZIP
- 10031
- Coordinates
- 40.82223, -73.95033
Within ~1 km
Nearby benchmarked buildings
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See also: most efficient in New York City · biggest emitters
How does 506 W 140 Street - 24301 compare with other multifamily housing buildings in New York City?
The latest disclosures cover 33,022 multifamily housing buildings in New York City, out of 48,310 buildings citywide. 506 W 140 Street - 24301's ENERGY STAR score of 62 compares with an average of 63 across the 22,829 that report a score; it scores higher than 42% of them and lower than 57%. Its site EUI of 90.0 kBtu/ft² is about 20% above the average of 74.9 kBtu/ft² — it uses more energy per square foot than the typical building in that group. Its emissions intensity of 5.6 kgCO₂e/ft² is roughly in line with the group average of 5.2 kgCO₂e/ft².
At 27,913 sq ft, it is about 72% below the average floor area of 100,951 sq ft for those buildings. It was built in 1912, 40 years earlier than the group's average year built (1952). Across all 24 jurisdictions BuildingCensus covers, the 59,945 multifamily housing buildings average an ENERGY STAR score of 70 and a site EUI of 59.0 kBtu/ft².
How has 506 W 140 Street - 24301's energy performance changed over time?
BuildingCensus holds 3 New York City disclosures for 506 W 140 Street - 24301, covering report years 2022–2024. Its ENERGY STAR score went from 40 in 2022 to 62 in 2024 (+22 points). Site EUI moved from 114.6 kBtu/ft² (2022) to 90.0 kBtu/ft² (2024), a 21% decrease. Reported emissions went from 168 tCO₂e to 156 tCO₂e over the same span (down 7%).
What does an ENERGY STAR score of 62 mean?
ENERGY STAR scores run from 1 to 100 and are computed by the EPA's Portfolio Manager as a percentile against similar buildings nationwide, adjusted for climate, size and use: a score of 62 means the building performs better than about 62% of its national peers. BuildingCensus bands the score into report-card grades; 62 falls in band C — below median (55–69). It sits 13 points below 75, the threshold for ENERGY STAR certification. In New York City, 43% of scored buildings are at 75 or above.
Site energy-use intensity (EUI) is the energy a building uses on site in a year divided by its floor area, in thousand Btu per square foot — lower is more efficient. 506 W 140 Street - 24301's 90.0 kBtu/ft² across 27,913 sq ft works out to about 2.5 billion Btu (736 MWh-equivalent) in 2024. Its source EUI of 117.8 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 108,654 kWh of electricity, 21,420 therms of natural gas and 3,530 thousand gallons of water for the year.
Which law requires 506 W 140 Street - 24301 to report its energy use?
506 W 140 Street - 24301 reports under Local Law 84 (LL84), the legal basis of New York City's Energy and Water Data Disclosure program, which publishes each covered building's annual benchmarking results. The record shown here is the report-year 2024 disclosure (source record nyc:7059918:2024). Under Local Law 97, buildings over 25,000 sq ft face carbon caps with fines of $268 per metric ton of CO₂e over the limit, phasing in from 2024.
More multifamily housing buildings in New York City
- 712 East 180th Street· 27,910 sq ft · score 100 (A)
- 714 East 180th Street· 27,910 sq ft
- Chestnut - 1487 Teller Avenue· 27,900 sq ft · score 48 (D)
- MP Management - 2654 Valentine ave· 27,900 sq ft · score 1 (D)
- 1680 Nelson Ave Bronx· 27,900 sq ft · score 82 (B)
- Morris Towers - 1680 Nelson Avenue· 27,900 sq ft · score 83 (B)
- Multifamily Housing buildings in New York City· 33,022 benchmarked
- All New York City benchmarked buildings· Local Law 84 (LL84)
- Most efficient large buildings in New York City
- Least efficient large buildings in New York City
- Biggest emitters in New York City
Frequently asked questions
What is 506 W 140 Street - 24301's energy grade?
506 W 140 Street - 24301 scores 62 out of 100 on ENERGY STAR — band C, below median (55–69) — in its 2024 New York City disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.
How much energy does 506 W 140 Street - 24301 use?
Its 2024 site energy-use intensity was 90.0 kBtu/ft² (117.8 kBtu/ft² source) across 27,913 sq ft, including 108,654 kWh of electricity and 21,420 therms of natural gas.
What are 506 W 140 Street - 24301's carbon emissions?
506 W 140 Street - 24301 reported 156 tCO₂e of greenhouse-gas emissions (5.6 kgCO₂e/ft²) for 2024.
Where is 506 W 140 Street - 24301?
506 W 140 Street - 24301 is in New York City, New York 10031. Its coordinates are 40.82223, -73.95033 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is 506 W 140 Street - 24301 and when was it built?
506 W 140 Street - 24301 has 27,913 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1912 as its year built. It is classed as multifamily housing.
Is 506 W 140 Street - 24301 covered by Local Law 84 (LL84)?
Yes — it appears in the 2024 Energy and Water Data Disclosure disclosure, which lists the buildings reporting under Local Law 84 (LL84).
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About this data
Source: Energy and Water Data Disclosure (Local Law 84 (LL84)), as published October 2, 2026. See the methodology for how records are matched, cleaned and scored.
Cite as: BuildingCensus, “506 W 140 Street - 24301, New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/506-w-140-street-24301-af66933e (data as of October 2, 2026).